Non-controlling interest - Ownership interests (Details) shares in Thousands	9 Months Ended
Sep. 30, 2022 shares
Noncontrolling Interest [Line Items]
Number of LLC units outstanding (in shares)	37,403
Noncontrolling interest, ownership percentage	100.00%
Goosehead Financial, LLC
Noncontrolling Interest [Line Items]
Ownership interest held by Goosehead Insurance, Inc.	56.70%
Noncontrolling interest holders
Noncontrolling Interest [Line Items]
Ownership interest held by non-controlling interest holders	43.30%
Parent
Noncontrolling Interest [Line Items]
Number of LLC units outstanding (in shares)	21,202
Non-controlling interest
Noncontrolling Interest [Line Items]
Number of LLC units outstanding (in shares)	16,201

Noncontrolling Interest, Ownership Percentage

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

+ Details

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

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- Definition

Weighted average number of general partnership units outstanding determined by relating the portion of time within a reporting period that general partnership units have been outstanding to the total time in that period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 5
-Subparagraph (SAB Topic 4.F)
-URI https://asc.fasb.org/extlink&oid=120397183&loc=d3e187171-122770

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